mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-24 04:20:13 +00:00
34c5ac614c
* Fixes #2358. Added to the reducer the ability to remove a function that is not directly called. Factored out some code from the optimizer to help with this.
43 lines
1.4 KiB
C++
43 lines
1.4 KiB
C++
// Copyright (c) 2019 Google LLC
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#include "remove_function_reduction_opportunity_finder.h"
|
|
#include "remove_function_reduction_opportunity.h"
|
|
|
|
namespace spvtools {
|
|
namespace reduce {
|
|
|
|
std::vector<std::unique_ptr<ReductionOpportunity>>
|
|
RemoveFunctionReductionOpportunityFinder::GetAvailableOpportunities(
|
|
opt::IRContext* context) const {
|
|
std::vector<std::unique_ptr<ReductionOpportunity>> result;
|
|
// Consider each function.
|
|
for (auto& function : *context->module()) {
|
|
if (context->get_def_use_mgr()->NumUses(function.result_id()) > 0) {
|
|
// If the function is referenced, ignore it.
|
|
continue;
|
|
}
|
|
result.push_back(
|
|
MakeUnique<RemoveFunctionReductionOpportunity>(context, &function));
|
|
}
|
|
return result;
|
|
}
|
|
|
|
std::string RemoveFunctionReductionOpportunityFinder::GetName() const {
|
|
return "RemoveFunctionReductionOpportunityFinder";
|
|
}
|
|
|
|
} // namespace reduce
|
|
} // namespace spvtools
|